Researchers provide the first experimental and theoretical proof that it is possible to form strong, stable attractions between some of the heavier elements in the periodic table -- such as arsenic or ...

I was looking at the periodic table of the elements the other day, as one does, when my eye fell upon the right-hand side of the chart. Right next to the noble gases at the extreme edge of the table ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...